APA (7th ed.) Citation

Curran, H. L., & Barker, C. M. (1966). Practice problems in the 'new' maths. Arlington.

Chicago Style (17th ed.) Citation

Curran, Helen Lorraine, and Charles M. Barker. Practice Problems in the 'New' Maths. London: Arlington, 1966.

MLA (8th ed.) Citation

Curran, Helen Lorraine, and Charles M. Barker. Practice Problems in the 'New' Maths. Arlington, 1966.